Educational guide
Alexa Fluor 647 Peptide Labeling
Alexa Fluor 647 Peptide Labeling Alexa Fluor 647 is a far-red fluorescent dye widely used for peptide conjugation, imaging, and flow cytometry. Its strong far-red signal and high photostability make it useful for sensitive detection and multicolor fluorescence
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Alexa Fluor 647 Peptide Labeling
Alexa Fluor 647 is a far-red fluorescent dye widely used for peptide conjugation, imaging, and flow cytometry. Its strong far-red signal and high photostability make it useful for sensitive detection and multicolor fluorescence assays.
Key Properties
Excitation / Emission
650 / 668 nm
Color
Far-red
Laser Compatibility
633 nm / 640 nm
Typical Use
Microscopy, flow cytometry, multicolor staining
Notes
Common far-red choice for high-sensitivity imaging
Alexa Fluor 647 Spectrum
Why Use Alexa Fluor 647?
Strong far-red fluorescence for low-background imaging
Useful for multicolor fluorescence panel design
Compatible with 633 nm and 640 nm laser systems
Widely used in imaging and flow cytometry workflows
Related Dyes
Cy5
ATTO 647N
ATTO 550
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